D3 Examples - Scatterplot PSE Data

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<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="utf-8">
        <title>Assignment 5</title>
        <script type="text/javascript" src="https://d3js.org/d3.v3.min.js"></script>
        <style type="text/css">
            
            body {
                background-color: #E0E4CC;
                font-family: 'Franklin Gothic Medium', 'Franklin Gothic', 'ITC Franklin Gothic', Arial, sans-serif;
            }
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            h1 {
                font-size: 24px;
                margin: 0;
                color: gray;
            }
​
            p {
                font-size: 13px;
                margin: 10px 0 0 0;
                color: gray;
            }
            a {
                font-size: 13px;
                margin: 10px 0 0 0;
                color: #F38630;
            }
​
            svg {
                background-color: #E0E4CC;
            }
​
            circle:hover {
                fill: #F38630;
            }
            
            .axis path,
            .axis line {
                fill: none;
                stroke: gray;
                shape-rendering: crispEdges;
            }
            
            .axis text {
                font-family: sans-serif;
                font-size: 9px;
            }
​
​
        </style>
    </head>
    <body>
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        <h1>US College Completion</h1>
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        <p>Share of students at 4-year, public university who graduated within 6 years vs. share who never enrolled, by state (Fall 2008 Cohort). Source: <a href="https://nscresearchcenter.org/">National Student Clearinghouse</a></p>
​
        <script type="text/javascript"> 
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​
            var w = 500;
            var h = 400;
            var padding = [ 5, 10, 20, 30 ];    //Top, right, bottom, left
​
​
            var xScale = d3.scale.linear()
                                .range([padding[3], w - padding[1] - padding[3] ]);
            
            var yScale = d3.scale.linear()
                                .range([ padding[0], h - padding[2] ]);
​
​
            var xAxis = d3.svg.axis()
                            .scale(xScale)
                            .orient("bottom")
                            .tickFormat(function(d) {
                                return d + "%";
                            });
​
            var yAxis = d3.svg.axis()
                            .scale(yScale)
                            .orient("left")
                            .tickFormat(function(d) {
                                return d + "%";
                            });
​
​
            var svg = d3.select("body")
                        .append("svg")
                        .attr("width", w)
                        .attr("height", h);
​
​
            d3.csv("fourYrPubPSECompRate_in6years.csv", function(data) {
​
                xScale.domain([ 
                    (d3.min(data, function(d) {
                        return +d.completionRate;
                    })-3), 
                    (d3.max(data, function(d) {
                        return +d.completionRate;
                    })+3)
                ]);
​
                yScale.domain([
                    (d3.max(data, function(d) {
                        return +d.notEnrolled;
                    })+3),
                    10
                ]);
​
                var circles = svg.selectAll("circle")
                                .data(data)
                                .enter()
                                .append("circle");
​
                circles.attr("cx", function(d) {
                        return xScale(d.completionRate);
                    })
                    .attr("cy", function(d) {
                        return yScale(d.notEnrolled);
                    })
                    .attr("r", 3)
                    .attr("fill", function(d) {
                        if (d.State == "Oregon ") {return "purple"}
                        else {return "#69D2E7"};
                    })
                    .append("title")
                    .text(function(d) {
                        return "The public postsecondary 4-year program completion rate for " + d.State + " is " + d.completionRate + "% and non-enrollment rate is " + d.notEnrolled + "%";
                    });
​
                
                /*circles.sort(function(a, b) {
                        return d3.ascending(+a.completionRate, +b.completionRate);
                    })
                    .transition()
                    .delay(function(d, i) {
                        return i * 50;
                    })
                    .duration(4000);*/
​
                svg.append("g")
                    .attr("class", "x axis")
                    .attr("transform", "translate(0," + (h - padding[2]) + ")")
                    .call(xAxis);
​
                svg.append("g")
                    .attr("class", "y axis")
                    .attr("transform", "translate(" + padding[3] + ",0)")
                    .call(yAxis);
​
            });
​
        </script>
​
    </body>
</html>
    